JP2011523964A5 - - Google Patents
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- JP2011523964A5 JP2011523964A5 JP2011511736A JP2011511736A JP2011523964A5 JP 2011523964 A5 JP2011523964 A5 JP 2011523964A5 JP 2011511736 A JP2011511736 A JP 2011511736A JP 2011511736 A JP2011511736 A JP 2011511736A JP 2011523964 A5 JP2011523964 A5 JP 2011523964A5
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- inkjet ink
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- 239000000976 ink Substances 0.000 claims description 47
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 44
- 125000000217 alkyl group Chemical group 0.000 claims description 30
- 229920002635 polyurethane Polymers 0.000 claims description 26
- 239000004814 polyurethane Substances 0.000 claims description 26
- 239000004202 carbamide Substances 0.000 claims description 22
- 150000002009 diols Chemical class 0.000 claims description 14
- 239000000049 pigment Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 13
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 10
- IQPQWNKOIGAROB-UHFFFAOYSA-N [N-]=C=O Chemical compound [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 8
- 150000001412 amines Chemical group 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 125000004435 hydrogen atoms Chemical class [H]* 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive Effects 0.000 claims description 4
- 125000005442 diisocyanate group Chemical group 0.000 claims description 4
- 238000007306 functionalization reaction Methods 0.000 claims description 4
- 239000008135 aqueous vehicle Substances 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 125000000129 anionic group Chemical group 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 125000003010 ionic group Chemical group 0.000 claims description 2
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 125000003107 substituted aryl group Chemical group 0.000 claims description 2
- 0 C*N(*)C(N*NC(O*OC(N**NC(N(*)*)=O)=O)=O)=O Chemical compound C*N(*)C(N*NC(O*OC(N**NC(N(*)*)=O)=O)=O)=O 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Description
ポリウレタンを含む本発明のインクは、アクリルポリマー添加剤を含むＳＤＰと比較した場合に、特に光沢およびイメージの明瞭性に関連して優れた印刷特性をもたらす。
なお、本発明は、特許請求の範囲を含め、以下の発明を包含する。
１．（ａ）自己分散顔料；
（ｂ）水性ビヒクル；および
（ｃ）一般構造（Ｉ）
Ｒ１は、ジイソシアネートに由来するアルキル、置換アルキル、置換アルキル／アリールであり、
Ｒ２は、ジオールに由来するアルキル、置換／分岐アルキルであり、
Ｒ３は、アミン連鎖停止基に由来するアルキル、非イソシアネート反応性置換または分岐アルキルであり、
Ｒ４は、アミン連鎖停止基に由来する水素、アルキル、非イソシアネート反応性置換または分岐アルキルであり、
ｎは２〜３０である）
の少なくとも１種の化合物を含むα〜ωジオールおよび／またはポリエーテルジオールから誘導される尿素末端封止ポリウレタンであって、
ここで、Ｒ２がＺ１またはＺ２でありかつ少なくとも１種のＺ１および少なくとも１種のＺ２がポリウレタン組成物中に存在していなければならず、
ｐは１以上であり、
ｐが１である場合、ｍは３以上〜約３０であり、
ｐが２以上である場合、ｍは３以上〜約１２であり、
Ｒ５、Ｒ６の各々は、水素、アルキル、置換アルキル、および、アリールからなる群から独立して選択され；ここで、Ｒ５は、Ｒ５とＲ５またはＲ６とが結合して環構造を形成していることが可能である置換メチレン基について同一であるかまたは異なっている）、
Ｚ２は、イオン基で置換されたジオールであり；Ｒ１は、ジイソシアネートに由来するアルキル、置換アルキル、置換アルキル／アリールであり、
Ｒ２は、ジオールに由来するアルキル、置換／分岐アルキルであり、
Ｒ３は、アミン連鎖停止基に由来するアルキル、非イソシアネート反応性置換または分岐アルキルであり、
Ｒ４は、アミン連鎖停止基に由来する水素、アルキル、非イソシアネート反応性置換または分岐アルキルであり、
ｎは２〜３０であり、
ここで、Ｒ２がＺ１またはＺ２である場合、少なくとも１種のＺ１および少なくとも１種のＺ２がポリウレタン組成物中に存在していなければならない尿素末端封止ポリウレタン；
を含む水性インクジェットインク組成物であって、
前記尿素末端封止ポリウレタンインク添加剤の尿素含有量が前記ポリウレタンの少なくとも２重量％である水性インクジェットインク組成物。
２．前記尿素末端封止ポリウレタンが、ｐが１でありｍが３〜３０であるジオール構造（ＩＩ）を含む、請求項１に記載のインクジェットインク。
３．前記尿素末端封止ポリウレタンが、ｐが２以上でありｍが３〜１２である構造（ＩＩ）のジオールを含む、請求項１に記載のインクジェットインク。
４．前記尿素末端封止ポリウレタンが、全インク組成物の重量を基準として約０．１〜約１２重量％である、請求項１に記載のインクジェットインク。
５．前記尿素末端封止ポリウレタンが、全インク組成物の重量を基準として約０．２〜約１０重量％である、請求項１に記載のインクジェットインク。
６．前記尿素末端封止ポリウレタンが、全インク組成物の重量を基準として約０．２５〜約８重量％である、請求項１に記載のインクジェットインク。
７．前記尿素末端封止ポリウレタンが、前記ポリウレタンの少なくとも２．５重量％、かつ、１０．５重量％以下である前記尿素末端封止ポリウレタンインク添加剤の尿素含有量を有する、請求項１に記載のインクジェットインク。
８．インクの総重量に基づいて約０．１〜約１０重量％の顔料、２５℃で約２０ｄｙｎｅ／ｃｍ〜約７０ｄｙｎｅ／ｃｍの範囲の表面張力、および、２５℃で約３０ｃＰ未満の粘度を有する、請求項１に記載のインクジェットインク。
９．前記水性ビヒクルが、水および少なくとも１種の水和性の溶剤の混合物である、請求項１に記載のインクジェットインク。
１０．前記自己分散顔料がアニオン性分散基を含む、請求項１に記載のインクジェットインク。
１１．前記自己分散顔料が、顔料表面１平方メートル当たり約３．５μモル（３．５μｍｏｌ／ｍ２）未満の官能化度を含む、請求項１０に記載のインクジェットインク。
１２．前記自己分散顔料が、顔料表面１平方メートル当たり約３．０μモル（３．０μｍｏｌ／ｍ２）未満の官能化度を含む、請求項１１に記載のインクジェットインク。
１３．セット中のインクの少なくとも１つが請求項１に記載のインクである、インクジェットインクセット。
１４．インクを基材上に噴射する工程を含むインクジェット印刷方法であって、前記インクが、請求項１に記載の水性インクまたは請求項１３に記載のインクセットである方法。
１５．前記尿素末端封止ポリウレタンが、少なくとも約１０、かつ、約９０以下の酸価（ｍｇ ＫＯＨ／１グラム固体ポリマー）を有する、請求項１に記載のインクジェットインク。
The inks of the present invention comprising polyurethane provide excellent printing properties, particularly in relation to gloss and image clarity, when compared to SDP containing acrylic polymer additives.
In addition, this invention includes the following invention including a claim.
1. (A) a self-dispersing pigment;
(B) an aqueous vehicle; and (c) the general structure (I)
R 1 is alkyl derived from diisocyanate, substituted alkyl, substituted alkyl / aryl,
R 2 is an alkyl derived from a diol, a substituted / branched alkyl,
R 3 is an alkyl derived from an amine chain terminating group, a non-isocyanate reactive substituted or branched alkyl,
R 4 is hydrogen, alkyl, non-isocyanate reactive substituted or branched alkyl derived from an amine chain termination group,
n is 2-30)
A urea end-capped polyurethane derived from an α-ω diol and / or a polyether diol comprising at least one compound of:
Wherein R 2 is Z 1 or Z 2 and at least one Z 1 and at least one Z 2 must be present in the polyurethane composition;
p is 1 or more,
when p is 1, m is from 3 to about 30,
when p is 2 or more, m is 3 or more to about 12;
Each of R 5 , R 6 is independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, and aryl; wherein R 5 is a ring in which R 5 and R 5 or R 6 are combined; The same or different for substituted methylene groups that can form the structure),
Z 2 is a diol substituted with an ionic group; R 1 is an alkyl derived from a diisocyanate, a substituted alkyl, a substituted alkyl / aryl,
R 2 is an alkyl derived from a diol, a substituted / branched alkyl,
R 3 is an alkyl derived from an amine chain terminating group, a non-isocyanate reactive substituted or branched alkyl,
R 4 is hydrogen, alkyl, non-isocyanate reactive substituted or branched alkyl derived from an amine chain termination group,
n is 2-30,
Wherein, when R 2 is Z 1 or Z 2 , at least one Z 1 and at least one Z 2 must be present in the polyurethane composition; a urea end-capped polyurethane;
An aqueous inkjet ink composition comprising:
An aqueous inkjet ink composition wherein the urea content of the urea end-capped polyurethane ink additive is at least 2% by weight of the polyurethane.
2. The inkjet ink of claim 1, wherein the urea end-capped polyurethane comprises a diol structure (II) wherein p is 1 and m is 3-30.
3. The inkjet ink of claim 1, wherein the urea end-capped polyurethane comprises a diol of structure (II) wherein p is 2 or more and m is 3-12.
4). The inkjet ink of claim 1, wherein the urea end-capped polyurethane is about 0.1 to about 12% by weight, based on the weight of the total ink composition.
5. The inkjet ink of claim 1, wherein the urea end-capped polyurethane is about 0.2 to about 10% by weight, based on the weight of the total ink composition.
6). The inkjet ink of claim 1, wherein the urea-terminated polyurethane is about 0.25 to about 8 wt% based on the weight of the total ink composition.
7). 2. The urea end-capped polyurethane ink of claim 1, wherein the urea end-capped polyurethane ink additive has a urea content of at least 2.5 wt% and not more than 10.5 wt%. Inkjet ink.
8). From about 0.1 to about 10 weight percent pigment, based on the total weight of the ink, having a surface tension in the range of about 20 dyne / cm to about 70 dyne / cm at 25 ° C., and a viscosity of less than about 30 cP at 25 ° C. The inkjet ink according to claim 1.
9. The inkjet ink of claim 1, wherein the aqueous vehicle is a mixture of water and at least one hydratable solvent.
10. The inkjet ink of claim 1, wherein the self-dispersing pigment comprises an anionic dispersing group.
11. The inkjet ink of claim 10, wherein the self-dispersing pigment comprises a degree of functionalization of less than about 3.5 μmol (3.5 μmol / m 2) per square meter of pigment surface.
12 The inkjet ink of claim 11, wherein the self-dispersing pigment comprises a degree of functionalization of less than about 3.0 μmol (3.0 μmol / m 2) per square meter of pigment surface.
13. An inkjet ink set, wherein at least one of the inks in the set is the ink of claim 1.
14 14. A method for ink jet printing comprising the step of jetting ink onto a substrate, wherein the ink is the aqueous ink according to claim 1 or the ink set according to claim 13.
15. The inkjet ink of claim 1, wherein the urea end-capped polyurethane has an acid number (mg KOH / 1 gram solid polymer) of at least about 10 and about 90 or less.
Claims (10)
（ｂ）水性ビヒクル；および
（ｃ）一般構造（Ｉ）
Ｒ１は、ジイソシアネートに由来するアルキル、置換アルキル、置換アルキル／アリールであり、
Ｒ２は、ジオールに由来するアルキル、置換／分岐アルキルであり、
Ｒ３は、アミン連鎖停止基に由来するアルキル、非イソシアネート反応性置換または分岐アルキルであり、
Ｒ４は、アミン連鎖停止基に由来する水素、アルキル、非イソシアネート反応性置換または分岐アルキルであり、
ｎは２〜３０である）
の少なくとも１種の化合物を含むα〜ωジオールおよび／またはポリエーテルジオールから誘導される尿素末端封止ポリウレタンであって、
ここで、Ｒ２がＺ１またはＺ２でありかつ少なくとも１種のＺ１および少なくとも１種のＺ２がポリウレタン組成物中に存在していなければならず、
ｐは１以上であり、
ｐが１である場合、ｍは３以上〜約３０であり、
ｐが２以上である場合、ｍは３以上〜約１２であり、
Ｒ５、Ｒ６の各々は、水素、アルキル、置換アルキル、および、アリールからなる群から独立して選択され；ここで、Ｒ５は、Ｒ５とＲ５またはＲ６とが結合して環構造を形成していることが可能である置換メチレン基について同一であるかまたは異なっている）、
Ｚ２は、イオン基で置換されたジオールであり；Ｒ１は、ジイソシアネートに由来するアルキル、置換アルキル、置換アルキル／アリールであり、
Ｒ２は、ジオールに由来するアルキル、置換／分岐アルキルであり、
Ｒ３は、アミン連鎖停止基に由来するアルキル、非イソシアネート反応性置換または分岐アルキルであり、
Ｒ４は、アミン連鎖停止基に由来する水素、アルキル、非イソシアネート反応性置換または分岐アルキルであり、
ｎは２〜３０であり、
ここで、Ｒ２がＺ１またはＺ２である場合、少なくとも１種のＺ１および少なくとも１種のＺ２がポリウレタン組成物中に存在していなければならない尿素末端封止ポリウレタン；
を含む水性インクジェットインク組成物であって、
前記尿素末端封止ポリウレタンインク添加剤の尿素含有量が前記ポリウレタンの少なくとも２重量％である水性インクジェットインク組成物。 (A) a self-dispersing pigment;
(B) an aqueous vehicle; and (c) the general structure (I)
R 1 is alkyl derived from diisocyanate, substituted alkyl, substituted alkyl / aryl,
R 2 is an alkyl derived from a diol, a substituted / branched alkyl,
R 3 is an alkyl derived from an amine chain terminating group, a non-isocyanate reactive substituted or branched alkyl,
R 4 is hydrogen, alkyl, non-isocyanate reactive substituted or branched alkyl derived from an amine chain termination group,
n is 2-30)
A urea end-capped polyurethane derived from an α-ω diol and / or a polyether diol comprising at least one compound of:
Wherein R 2 is Z 1 or Z 2 and at least one Z 1 and at least one Z 2 must be present in the polyurethane composition;
p is 1 or more,
when p is 1, m is from 3 to about 30,
when p is 2 or more, m is 3 or more to about 12;
Each of R 5 , R 6 is independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, and aryl; wherein R 5 is a ring in which R 5 and R 5 or R 6 are combined; The same or different for substituted methylene groups that can form the structure),
Z 2 is a diol substituted with an ionic group; R 1 is an alkyl derived from a diisocyanate, a substituted alkyl, a substituted alkyl / aryl,
R 2 is an alkyl derived from a diol, a substituted / branched alkyl,
R 3 is an alkyl derived from an amine chain terminating group, a non-isocyanate reactive substituted or branched alkyl,
R 4 is hydrogen, alkyl, non-isocyanate reactive substituted or branched alkyl derived from an amine chain termination group,
n is 2-30,
Wherein, when R 2 is Z 1 or Z 2 , at least one Z 1 and at least one Z 2 must be present in the polyurethane composition; a urea end-capped polyurethane;
An aqueous inkjet ink composition comprising:
An aqueous inkjet ink composition wherein the urea content of the urea end-capped polyurethane ink additive is at least 2% by weight of the polyurethane.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12864708P | 2008-05-23 | 2008-05-23 | |
| US61/128,647 | 2008-05-23 | ||
| PCT/US2009/044968 WO2009143418A1 (en) | 2008-05-23 | 2009-05-22 | Inkjet ink with self dispersed pigments and polyurethane ink additives |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011523964A JP2011523964A (en) | 2011-08-25 |
| JP2011523964A5 true JP2011523964A5 (en) | 2012-07-12 |
Family
ID=40874978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011511736A Pending JP2011523964A (en) | 2008-05-23 | 2009-05-22 | Ink jet ink having self-dispersing pigment and polyurethane ink additive |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20110039028A1 (en) |
| EP (1) | EP2285918B1 (en) |
| JP (1) | JP2011523964A (en) |
| WO (1) | WO2009143418A1 (en) |
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| EP2611874A4 (en) * | 2010-09-01 | 2016-03-30 | Du Pont | Inkjet ink with polyurethane additive derived from alkoxy aromatic diols inks |
| WO2012088127A1 (en) * | 2010-12-20 | 2012-06-28 | E. I. Du Pont De Nemours And Company | Aqueous ink-jet inks containing alternating polyurethanes as binders |
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-
2009
- 2009-05-22 JP JP2011511736A patent/JP2011523964A/en active Pending
- 2009-05-22 WO PCT/US2009/044968 patent/WO2009143418A1/en active Application Filing
- 2009-05-22 US US12/989,079 patent/US20110039028A1/en not_active Abandoned
- 2009-05-22 EP EP09751646A patent/EP2285918B1/en active Active
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